See photos of bird species with purple feathers. Purple colored bird species brighten up the skies and landscapes across ...

There is no purple wavelength of light—it requires a mixture of both red and blue wavelengths. That makes it a “nonspectral color”—in fact, it's the only non spectral color humans see.

Purple martins are iridescent beautiful birds known for their speed, agility, and insect-eating habits. Not truly purple, ...

Naturally is a column written by a rotating cast of experts at the NJ Audubon. Within the past two months, I’ve had two separate friends tell me they saw an Eastern Bluebird for the first time, and ...

These birds live in the same environments as the purple-winged ground dove. And the blue-eyed ground dove’s story inspires hope: The species went missing in 1941 and was rediscovered in 2016 .

On the far west side of Ballard in Shilshole Bay — an area typically only accessible by boat, canoe or kayak — dozens of dark purple and blue birds swoop through a forest of decaying wooden poles.

While humans have three color cones in the retina sensitive to red, green and blue light, birds have a fourth color cone that can detect ultraviolet light. A Princeton-led research team trained ...

How birds make those colorful feathers is the topic Samantha Rutledge, an LSU Ph.D. student in ornithology, will address this weekend during a “Special Saturday” event at the LSU Museum of ...

Purple martins are gorgeous backyard birds, known for their iridescent feathers and mid-sky acrobatics. As North America’s ...